2102 Tantalus help
Last update: 2025-10-07 13:00 UTC
Epoch
Orbit properties
  • Epoch
  • Semimajor Axis
  • Eccentricity (e)
  • Inclination (i)
  • Long. of Ascending Node (Ω)
  • Arg. of Perihelion (ω)
  • Mean Anomaly (M)
  • Perihelion distance
  • Aphelion distance
  • Asc. Node-Earth Sep.
  • Desc. Node-Earth Sep.
  • MOID
  • Orbit Period
  • U parameter
Value
1-sigma variation
Unit
Epoch
Value
61000.0000
1-sigma variation
Unit
MJD
Semimajor Axis
Value
1.290061
1-sigma variation
7.339E-10
Unit
Eccentricity (e)
Value
0.299350
1-sigma variation
2.411E-8
Unit
-
Inclination (i)
Value
64.0051
1-sigma variation
9.005E-6
Unit
Long. of Ascending Node (Ω)
Value
94.3523
1-sigma variation
1.419E-6
Unit
Arg. of Perihelion (ω)
Value
61.4985
1-sigma variation
7.381E-6
Unit
Mean Anomaly (M)
Value
347.35567
1-sigma variation
0.00001
Unit
Perihelion distance
Value
0.903881
1-sigma variation
Unit
Aphelion distance
Value
1.676241
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.044009
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
0.352125
1-sigma variation
Unit
MOID
Value
0.042597
1-sigma variation
Unit
Orbit Period
Value
535.1971
1-sigma variation
Unit
U parameter
Value
0.0
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a5.38540E-19-4.47730E-18-1.68791E-179.99790E-17-3.73489E-17-1.70175E-15
e-4.47730E-185.81064E-16-8.44894E-157.47609E-16-7.82447E-147.30140E-14
i-1.68791E-17-8.44894E-158.10953E-111.69358E-14-1.05329E-111.00315E-11
Ω9.99790E-177.47609E-161.69358E-142.01365E-124.40847E-12-6.18914E-12
ω-3.73489E-17-7.82447E-14-1.05329E-114.40847E-125.44799E-11-4.03725E-11
M-1.70175E-157.30140E-141.00315E-11-6.18914E-12-4.03725E-114.04617E-11
Date of computation: 2025-10-07 13:00 UTC
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